Humans
We summarize the week's scientific breakthroughs every Thursday.
- Health & Medicine
Newly discovered antibodies may boost AIDS vaccine research
Inducing production of these potent HIV neutralizers will pose a challenge.
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- Health & Medicine
Fish oil may fight breast cancer
Other popular dietary supplements fail to show protection, a large study shows.
- Earth
Africa’s bumper crop of dust
Seafloor sediments show that agriculture has greatly boosted airborne dust in the last two centuries.
- Psychology
Ancient hominids grabbed early northern exposure
Newly recovered stone tools indicate that hominids lived in chilly northwestern Europe more than 800,000 years ago.
- Health & Medicine
Protein regulator shows promise against addiction
Elevating levels of a tiny molecule in rats’ brains blunted the animals’ cocaine use.
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- Health & Medicine
Vaccine for Marburg virus passes monkey test
Tests suggest that the lethal hemorrhagic virus can be stopped if countered soon after exposure.
- Tech
What Jefferson was thinking
Imaging technology reveals a last-minute revision to the Declaration of Independence.
- Health & Medicine
Fructose sweeteners may hike blood pressure
The more fructose American adults add to their diets, the higher their blood pressure tends to be. The new finding adds fuel to a simmering controversy about whether this simple sugar — found in fruits, table sugar, soft drinks and many baked goods — poses a health hazard that goes beyond simply consuming too many empty calories.
- Humans
Botox injections put a crease in emotional evaluations
By immobilizing a muscle needed for frowning, Botox injections may interfere with a person’s ability to assess others’ emotions.
- Health & Medicine
For most centenarians, longevity is written in the DNA
A study of people who live past 100 reveals many genetic paths to a long life.
